Carbon tax more affordable than GST hike to raise same revenue, say Greens

Adam Bandt and Richard Di Natale say a carbon tax delivers as much to the budget as increasing or broadening the GST, while costing households less

Related: Raising GST to 15% 'will cost poorest families 7% of disposable income'

The Australian Greens say a carbon tax would raise as much revenue as increasing the GST rate or broadening its base, while also reducing pollution.